<!-- 自由高度轮播图 -->
<template>
    <div class="block text-center" style="height: 300px">
      <span class="demonstration">each carousel-item has a different height</span>
      <el-carousel height="auto" autoplay>
        <el-carousel-item style="height: 100px">
          <h3 class="small justify-center" text="2xl">height 100px</h3>
        </el-carousel-item>
        <el-carousel-item style="height: 200px">
          <h3 class="small justify-center" text="2xl">height 200px</h3>
        </el-carousel-item>
        <el-carousel-item style="height: 300px">
          <h3 class="small justify-center" text="2xl">height 300px</h3>
        </el-carousel-item>
      </el-carousel>
    </div>
  </template>
  
  <style scoped>
  .carousel-item {
    color: #475669;
    opacity: 0.75;
    margin: 0;
    text-align: center;
  }
  
  .el-carousel__item h3 {
    color: #475669;
    opacity: 0.75;
    display: flex;
    align-items: center;
    margin: 0;
    text-align: center;
    height: 100%;
  }
  
  .el-carousel__item:nth-child(2n) {
    background-color: #99a9bf;
  }
  
  .el-carousel__item:nth-child(2n + 1) {
    background-color: #d3dce6;
  }
  </style>
  